package com.wdhcr.service;


import com.wdhcr.entity.User;

import java.util.Set;

/*
 * @description: 用户service限制接口
 * @author: wdhcr
 * @dateTime: 2020/3/8 18:39
 */
public interface UserService {

    User saveUser(User user);

    User findByOpenid(String openid);

    Set<String> findOpenidAll();

    User findById(Integer id);
}
